Water
How to build a compost shower for free hot water
A heating system developed by a French innovator decades ago is gaining a new life as a sustainable way to get free hot showers in the modern world. The annual build of the compost shower has just been completed at the Fair Harvest Permaculture Farm in Margaret River WA. The system was developed by Read More...
How mobile banking brought water back to Nairobi's slums
In Kayole, a slum on the outskirts of Nairobi, Kenya, Joab Omondi has been selling water from a cart since the government connected his neighborhood to the local water system. Two years ago, water was a scarce commodity here. Residents used to have to hunt around to buy a 5-gallon can of water for Read More...
Scientists create coffee-infused foam that cleans water
The world runs on coffee, which means there’s a lot of used coffeegrounds. One way of making use of them is by incorporating spent coffee grounds in a foam filter that can remove harmful lead and mercury from water. Researchers recently fixed used coffee ground into a special foam, and they Read More...
Israel makes strides in solar power water distillation system for remote villages
Remote villages around the world that lack access to both electricity and potable water may soon be able to quench their thirst, with the development of an Israeli solar powered water distillation system. The Jerusalem-based SunDwater, whose standalone system harnesses heat through concentrated Read More...
This device can literally pull clean drinking water out of thin air
When kids learn about the planet’s water cycle, they’re taught a simple concept: our atmosphere is filled with water vapor that has evaporated from the bodies of liquid water we see around us. When the vapor’s temperature gets low enough, it gets turned back into water. The Read More...
Water fund to slake Cape Town's thirst by restoring native bush
Cape Town is planning to launch a new fund by the end of 2017 that will improve its water supply by restoring the native shrubland plants covering the region's watersheds and aquifers. Amid uncertain rainfall patterns as the planet warms, protecting indigenous vegetation should yield more water for Read More...
How to wash your hands reducing your water usage with 98%
When you wash your hands or rinse off soapy dishes under a running tap, most of the water flows out of the faucet and down the drain without being used. It’s a waste. That’s why a Swedish firm created the Nozzle. This tap atomizes water into a fine most. The result: clean hands and dishes and a Read More...
This 'thirsty' concrete absorbs 880 gallons of water a minute
Tarmac has created Topmix Permeable, a porous concrete that allows rain water to flow though it. Up to 880 gallons of water can trickle through Topmix, which could eliminate flooding where it has been installed. Follow TI:On Read More...
US scientists test tiny water purifier powered by light
US scientists say they have invented a tiny water-purifying device, which is about the size of a person's fingertip and harnesses light to kill harmful bacteria. In laboratory experiments, the ultra thin 1cm-by-2cm miniature tablet-like device, which was placed in a water container, killed 99.9 Read More...
Coca-Cola follows up on promise to replenish all the water it used
In 2007, Coca-Cola announced a goal of replenishing the water it uses by the year 2020. The company announced recently that it has succeeded meeting that goal, thanks to 248 community water partnerships in 71 countries around the world. An assessment made by The Nature Conservancy found that in Read More...